/Engine/Source/Runtime/Engine/Classes/Materials/Material.h
Starts caching of platform specific data for the target platform Called when cooking before serialization so that object can prepare platform specific data Not called during normal loading of objects
virtual void BeginCacheForCookedPlatformData ( const [ITargetPlatform](API\Developer\TargetPlatform\Interfaces\ITargetPlatform) * TargetPlatform )